Is this ADHD test a diagnosis?

No, this is a self-assessment tool for informational purposes only. ADHD can only be diagnosed by a qualified healthcare professional such as a psychiatrist, psychologist, or ADHD specialist through comprehensive clinical evaluation.

How long does the ADHD test take?

The assessment takes approximately 5 minutes to complete with 18 questions. Each question uses a 5-point scale from 'Never' to 'Very Often'.

Yes, 100% private. The assessment runs entirely in your browser with no data collected, stored, or transmitted to any server. No account or personal information is required.

What happens after I complete the ADHD test?

You'll receive instant results including an overall percentage score, a result level (Low, Mild, Moderate, or Higher indication), a breakdown by category, and personalized coping strategies based on your highest-scoring areas.

Can I share or save my ADHD test results?

Yes, you can share your results using the share button (which uses your device's native sharing) or download/print a PDF summary of your results to bring to a healthcare provider.

What is the scientific basis for this ADHD assessment?

The assessment is grounded in DSM-5 diagnostic criteria for ADHD and informed by the WHO Adult ADHD Self-Report Scale (ASRS v1.1). It also includes questions about emotional dysregulation and time perception based on contemporary ADHD research.

Is this ADHD test suitable for adults?

Yes, this assessment is designed specifically for adults. ADHD assessment in children requires specialized tools and should be conducted by healthcare professionals experienced in pediatric ADHD evaluation.

Open ADHD

Understand Your Beautiful Mind

A gentle, supportive self-assessment to help you explore whether ADHD traits resonate with your experiences. Take your time — there's no rush.

Peaceful illustration of mindfulness and self-discovery

100% Private

~5 minutes

Non-judgmental

Diagnosis Gap

The Global Diagnosis Gap

ADHD affects people everywhere — but not everyone has equal access to diagnosis

of adults worldwide have ADHD

75%+

remain undiagnosed in many countries

3×

less likely for women to be diagnosed

Across the world, millions of people with ADHD never receive a diagnosis — not because their symptoms aren't real, but because of where they live, their gender, or a lack of local resources. This inequality leaves countless individuals without the understanding and support they deserve.

That's why Open ADHD offers this tool for free, in 20 languages.

Learn About the Diagnosis Gap